Professional:

I am currently working for the IT of the city of Munich as an IT architect. Formerly I worked for sd&m/Capgemini for more than twenty years as a leading IT consultant for specification and software architecture.

My private interests:

• Ulrike, Elina, Nelia, Jannis
• doing music on the electric guitar
  • using professionally prepared music notation videos (e.g. for the stage) from band performance scores (you can find a how-to here)
  • also with the Reaper DAW using my own SOX JSFX plugins for it
  • playing with Ulrike and having played with the former PR Project band (the so-called "sd&m-Band")
• computers
  
  • Cross-Platform: you can find information on
    • the revised linker for the 8Bit small device SDCC compiler here (including source); the SDCC compiler itself can be found here
  • Windows: you can find information on
    • the TRIO arithmetic training game here (including source)
    • the Ploy game, open source programmed in Ada
  • and some really ancient stuff...
    • Gameboy-Color: you can find information on
      • the Loderunner clone for the Gameboy Color here (including source); this is some information about Loderunner
      • the GBExtended C Library for the Gameboy Color here (including source)
    • Psion 5: you can find information on
      • my scrollbar module for EPOC OPL32 here (including source)
      • my list viewer module for EPOC OPL32 here (including source)
      • literate programming in PSINOWEB here (including source)
• still making propaganda for the construction system Fischertechnik (German)
• the programming languages Ada, and Eiffel
• literate programming in Perl with PerlWEB
• impersonating Mr Spock
• using TeX and LaTeX